Fig. 2.
(a) High density of R. honei in Vero E6 cells, 48 h after infection, phalloidin-FITC staining of actin, yellow circle: stained actin polymerization (green); (b) corresponding position to (a), DAPI staining of DNA, white circle: punctiform nucleic acids of rickettsiae; (c) negative control Vero E6 cells, phalloidin-FITC staining of actin, (d) corresponding position to (c), DAPI staining of nucleic acids